Financial Risk Management Objectives (Tables)

12 Months Ended

Dec. 31, 2019

Summary of Maturity Profile of Financial Liabilities Based on Contractual Undiscounted Payment Obligations

The table below summarizes the maturity profile of the Company’s financial liabilities based on contractual undiscounted payment obligations.

	< 1 year		2 to 3 years		4 to 5 years		> 5 years		Total
	US$’000		US$’000		US$’000		US$’000		US$’000
As of December 31, 2019
Financial liabilities
Interest-bearing loans and borrowings		11,484		—		—		—		11,484
Trade and other payables		16,879		—		—		—		16,879
Due to related parties		3,284		—		—		—		3,284
Financial liabilities at fair value through profit or loss		3		—		—		—		3
Lease liability		656		910		444		1,182		3,192
		32,306		910		444		1,182		34,842

As of December 31, 2018
Financial liabilities
Interest-bearing loans and borrowings		25,151		—		—		—		25,151
Trade and other payables		21,127		—		—		—		21,127
Due to related parties		2,997		—		—		—		2,997
Financial liabilities at fair value through profit or loss		142		—		—		—		142
Finance lease liability		47		36		11		—		94
		49,464		36		11		—		49,511

Summary of Capital Management

In line with industry practices, the Company monitors capital using a gearing ratio, which is net debt divided by total capital plus net debt. The Company includes within net debt, interest bearing loans and borrowings, trade and other payables, less cash and cash equivalents.

	As of December 31,
	2019			2018
	US$’000			US$’000
Interest bearing loans and borrowings		11,356			24,814
Trade and other payables		16,879			21,127
Less: cash and cash equivalents		(53,673	)		(60,778	)
Net debt		(25,438	)		(14,837	)
Total Equity		228,435			221,816
Capital and net debt		202,997			206,979
Gearing ratio	0.0%			0.0%

Foreign currency risk [Member]

Statements [Line Items]

Summary of Balance of Financial Assets and Liabilities Denominated in a Currency Different from the Company's Reporting Currency

The balance of financial assets and liabilities denominated in a currency different from the Company’s each functional currency are summarized below.

	Financial Assets				Financial Liabilities
	As of December 31,				As of December 31
	2019		2018		2019		2018
United States dollar (USD)		19,263		21,529		4,802		25,733
Thai Baht (THB)		346		349		87,779		30
Singapore dollar (SGD)		233		170		20		62
Taiwan dollar (TWD)		9,711		5,227		7,648		4,872
Renminbi (RMB)		119		19		—		179
Hong Kong dollar (HKD)		7,526		20,005		83		43
Australian dollar (AUD)		—		66		—		—
Euro (EUR)		—		—		—		199
Japanese yen (JPY)		—		—		—		14,768

Sensitivity of Profit Before Tax and Equity to a Reasonably Possible Change of Relevant Risk Variable

Foreign currency sensitivity

The following table demonstrates the sensitivity of the Company’s profit before tax and equity to a reasonably possible change of each foreign currency exchange rates against all other non-functional currencies, with all other variables held constant.

	Change rate	USD			THB			SGD			TWD			RMB			HKD			AUD			JPY			EUR
	5%		723			(147	)		8			3			1			48			—			—			—
2019	-5%		(723	)		147			(8	)		(3	)		(1	)		(48	)		—			—			—

	5%		(210	)		—			4			1			(1	)		127			2			(7	)		(11	)
2018	-5%		210			—			(4	)		(1	)		1			(127	)		(2	)		7			11

Commodity price risk: Copper [Member]

Statements [Line Items]

Sensitivity of Profit Before Tax and Equity to a Reasonably Possible Change of Relevant Risk Variable

Commodity price sensitivity

The following table shows the potential effect of price changes in copper.

	Change in year-end price			Effect on profit before tax			Effect on equity
	US$’000			US$’000			US$’000
2019		+16	%		(3,473	)	N/A
Copper		-16	%		3,473		N/A

2018		+23	%		6,461		N/A
Copper		-23	%		(6,461	)	N/A